mayrel

A barge is hauled along a straight-line section of canal by two horses harnessed to tow ropes and walking along the tow paths on either side of the canal. Each horse pulls with a force of 700 N at an angle of 10° with the centerline of the canal. What is...

A large wooden crate is pushed along a smooth, frictionless surface by a force of 87 N. The acceleration of the crate is measured to be 2.0 m/s2. What is the mass of the crate?

A pulley is attached to the ceiling (as shown in the figure below). Spring scale A is attached to the wall and a rope runs horizontally from it and over the pulley. The same rope is then attached to spring scale B. On the other side of scale B hangs an W...

box full of books rests on a wooden floor. The normal force the floor exerts on the box is 235 N. a) You push horizontally on the box with a force of 121 N, but it refuses to budge. What can you say about the coefficient of static friction between the box...

You are pulling a suitcase through the airport at a constant speed. The handle of the suitcase makes an angle of 34.4° with respect to the horizontal direction. If you pull with a force of 30.0 N parallel to the handle, what is the force of friction actin...